{"id":23342,"date":"2026-09-16T04:31:27","date_gmt":"2026-09-15T20:31:27","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-19773"},"modified":"2026-09-16T04:31:27","modified_gmt":"2026-09-15T20:31:27","slug":"cve-2026-19773","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-19773","title":{"rendered":"CVE-2026-19773 [CRITICAL] &#8211; libwebsockets HTTP\/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution V"},"content":{"rendered":"<p>libwebsockets HTTP\/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of libwebsockets. Authentication is not required to exploit this vulnerability.<\/p>\n<p>The specific flaw exists within the parsing of HTTP\/2 HPACK path header. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-31036.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>libwebsockets HTTP\/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations o<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-23342","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/23342","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=23342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=23342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}